Color Golden Brand FANDYFIRE Model L811 Quantity 1 Piece Material Aluminum alloy Emitter Brand OthersLED LED Type OthersLED Emitter BIN otehrsLED Color BIN Cool White Number of Emitters 6 Working Voltage 3.6~4.5 V Power Supply Built-in 1500mAh li-ion battery Current 500 mA Theoretical Lumens 150 lumens Actual Lumens 100 lumens Runtime 2~3 Hour Number of Modes 3 Mode Arrangement HiLowFast Strobe Mode Memory No Switch Type Reverse clicky Switch Location Side Lens Plastic Reflector No Band Length 20 cm Compatible Circumference 40~80cm Beam Range 60 m Other Features Connector: Micro USB/USB 2.0. Packing List 1 x Headlamp 1 x Charging cable (22cm) 1 x Headlamp strap